CVE-2026-16338 — CRITICAL (9.9)

Vulnerability Description

IBM DataStage on Cloud Pak for Data 5.4.0.0 IBM DataStage could allow a remote authenticated attacker to perform an arbitrary file write due to improper validation of file paths.

CVSS Score

9.9

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Related Weaknesses (CWE)

CWE-73

References

https://www.ibm.com/support/pages/node/7286562

FAQ

What is CVE-2026-16338?

CVE-2026-16338 is a vulnerability with a CVSS score of 9.9 (CRITICAL). IBM DataStage on Cloud Pak for Data 5.4.0.0 IBM DataStage could allow a remote authenticated attacker to perform an arbitrary file write due to improper validation of file paths.

How severe is CVE-2026-16338?

CVE-2026-16338 has been rated CRITICAL with a CVSS base score of 9.9/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-16338?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.